简化 dict data 的单元测试，将新增、修改、删除涉及的公用方法，单独测试

src/main/java/cn/iocoder/dashboard/framework/mybatis/core/mapper/BaseMapperX.java

@@ -28,6 +28,10 @@ public interface BaseMapperX<T> extends BaseMapper<T> {
         return selectOne(new QueryWrapper<T>().eq(field, value));
     }
 
+    default Integer selectCount(String field, Object value) {
+        return selectCount(new QueryWrapper<T>().eq(field, value));
+    }
+
     default List<T> selectList() {
         return selectList(new QueryWrapper<>());
     }

src/main/java/cn/iocoder/dashboard/modules/system/dal/mysql/dict/SysDictDataMapper.java

@@ -15,13 +15,13 @@ import java.util.List;
 @Mapper
 public interface SysDictDataMapper extends BaseMapperX<SysDictDataDO> {
 
-    default SysDictDataDO selectByDictTypeAndLabel(String dictType, String value) {
+    default SysDictDataDO selectByDictTypeAndValue(String dictType, String value) {
         return selectOne(new QueryWrapper<SysDictDataDO>().eq("dict_type", dictType)
                 .eq("value", value));
     }
 
     default int selectCountByDictType(String dictType) {
-        return selectCount(new QueryWrapper<SysDictDataDO>().eq("dict_type", dictType));
+        return selectCount("dict_type", dictType);
     }
 
     default PageResult<SysDictDataDO> selectPage(SysDictDataPageReqVO reqVO) {

src/main/java/cn/iocoder/dashboard/modules/system/service/dict/impl/SysDictDataServiceImpl.java

@@ -15,6 +15,7 @@ import cn.iocoder.dashboard.modules.system.dal.mysql.dict.SysDictDataMapper;
 import cn.iocoder.dashboard.modules.system.mq.producer.dict.SysDictDataProducer;
 import cn.iocoder.dashboard.modules.system.service.dict.SysDictDataService;
 import cn.iocoder.dashboard.modules.system.service.dict.SysDictTypeService;
+import com.google.common.annotations.VisibleForTesting;
 import com.google.common.collect.ImmutableTable;
 import lombok.extern.slf4j.Slf4j;
 import org.springframework.scheduling.annotation.Scheduled;
@@ -200,8 +201,9 @@ public class SysDictDataServiceImpl implements SysDictDataService {
         checkDictDataValueUnique(id, dictType, value);
     }
 
-    private void checkDictDataValueUnique(Long id, String dictType, String label) {
-        SysDictDataDO dictData = dictDataMapper.selectByDictTypeAndLabel(dictType, label);
+    @VisibleForTesting
+    public void checkDictDataValueUnique(Long id, String dictType, String value) {
+        SysDictDataDO dictData = dictDataMapper.selectByDictTypeAndValue(dictType, value);
         if (dictData == null) {
             return;
         }
@@ -214,7 +216,8 @@ public class SysDictDataServiceImpl implements SysDictDataService {
         }
     }
 
-    private void checkDictDataExists(Long id) {
+    @VisibleForTesting
+    public void checkDictDataExists(Long id) {
         if (id == null) {
             return;
         }
@@ -224,7 +227,8 @@ public class SysDictDataServiceImpl implements SysDictDataService {
         }
     }
 
-    private void checkDictTypeValid(String type) {
+    @VisibleForTesting
+    public void checkDictTypeValid(String type) {
         SysDictTypeDO dictType = dictTypeService.getDictType(type);
         if (dictType == null) {
             throw exception(DICT_TYPE_NOT_EXISTS);

src/main/java/cn/iocoder/dashboard/modules/system/service/dict/impl/SysDictTypeServiceImpl.java

@@ -10,6 +10,7 @@ import cn.iocoder.dashboard.modules.system.dal.dataobject.dict.SysDictTypeDO;
 import cn.iocoder.dashboard.modules.system.dal.mysql.dict.SysDictTypeMapper;
 import cn.iocoder.dashboard.modules.system.service.dict.SysDictDataService;
 import cn.iocoder.dashboard.modules.system.service.dict.SysDictTypeService;
+import com.google.common.annotations.VisibleForTesting;
 import org.springframework.stereotype.Service;
 
 import javax.annotation.Resource;
@@ -97,7 +98,8 @@ public class SysDictTypeServiceImpl implements SysDictTypeService {
         checkDictTypeUnique(id, type);
     }
 
-    private void checkDictTypeNameUnique(Long id, String type) {
+    @VisibleForTesting
+    public void checkDictTypeNameUnique(Long id, String type) {
         SysDictTypeDO dictType = dictTypeMapper.selectByName(type);
         if (dictType == null) {
             return;
@@ -111,7 +113,8 @@ public class SysDictTypeServiceImpl implements SysDictTypeService {
         }
     }
 
-    private void checkDictTypeUnique(Long id, String type) {
+    @VisibleForTesting
+    public void checkDictTypeUnique(Long id, String type) {
         SysDictTypeDO dictType = dictTypeMapper.selectByType(type);
         if (dictType == null) {
             return;
@@ -125,7 +128,8 @@ public class SysDictTypeServiceImpl implements SysDictTypeService {
         }
     }
 
-    private SysDictTypeDO checkDictTypeExists(Long id) {
+    @VisibleForTesting
+    public SysDictTypeDO checkDictTypeExists(Long id) {
         if (id == null) {
             return null;
         }

src/test/java/cn/iocoder/dashboard/modules/system/service/dict/SysDictDataServiceTest.java

@@ -49,6 +49,37 @@ public class SysDictDataServiceTest extends BaseSpringBootUnitTest {
     @MockBean
     private SysDictDataProducer dictDataProducer;
 
+    /**
+     * 测试加载到新的字典数据的情况
+     */
+    @Test
+    @SuppressWarnings("unchecked")
+    public void testInitLocalCache() {
+        // mock 数据
+        SysDictDataDO dictData01 = randomDictDataDO();
+        dictDataMapper.insert(dictData01);
+        SysDictDataDO dictData02 = randomDictDataDO();
+        dictDataMapper.insert(dictData02);
+
+        // 调用
+        dictDataService.initLocalCache();
+        // 断言 labelDictDataCache 缓存
+        ImmutableTable<String, String, SysDictDataDO> labelDictDataCache =
+                (ImmutableTable<String, String, SysDictDataDO>) getFieldValue(dictDataService, "labelDictDataCache");
+        assertEquals(2, labelDictDataCache.size());
+        assertPojoEquals(dictData01, labelDictDataCache.get(dictData01.getDictType(), dictData01.getLabel()));
+        assertPojoEquals(dictData02, labelDictDataCache.get(dictData02.getDictType(), dictData02.getLabel()));
+        // 断言 valueDictDataCache 缓存
+        ImmutableTable<String, String, SysDictDataDO> valueDictDataCache =
+                (ImmutableTable<String, String, SysDictDataDO>) getFieldValue(dictDataService, "valueDictDataCache");
+        assertEquals(2, valueDictDataCache.size());
+        assertPojoEquals(dictData01, valueDictDataCache.get(dictData01.getDictType(), dictData01.getValue()));
+        assertPojoEquals(dictData02, valueDictDataCache.get(dictData02.getDictType(), dictData02.getValue()));
+        // 断言 maxUpdateTime 缓存
+        Date maxUpdateTime = (Date) getFieldValue(dictDataService, "maxUpdateTime");
+        assertEquals(ObjectUtils.max(dictData01.getUpdateTime(), dictData02.getUpdateTime()), maxUpdateTime);
+    }
+
     @Test
     public void testGetDictDataPage() {
         // mock 数据
@@ -125,46 +156,6 @@ public class SysDictDataServiceTest extends BaseSpringBootUnitTest {
         verify(dictDataProducer, times(1)).sendDictDataRefreshMessage();
     }
 
-    @Test
-    public void testCreateDictData_dictTypeNotExists() {
-        // 准备参数
-        SysDictDataCreateReqVO reqVO = randomPojo(SysDictDataCreateReqVO.class,
-                o -> o.setStatus(randomCommonStatus()));
-
-        // 调用, 并断言异常
-        assertServiceException(() -> dictDataService.createDictData(reqVO), DICT_TYPE_NOT_EXISTS);
-    }
-
-    @Test
-    public void testCreateDictData_dictTypeNotEnable() {
-        // 准备参数
-        SysDictDataCreateReqVO reqVO = randomPojo(SysDictDataCreateReqVO.class,
-                o -> o.setStatus(randomCommonStatus()));
-        // mock 方法，数据类型被禁用
-        when(dictTypeService.getDictType(eq(reqVO.getDictType()))).thenReturn(
-                randomPojo(SysDictTypeDO.class, o -> o.setStatus(CommonStatusEnum.DISABLE.getStatus())));
-
-        // 调用, 并断言异常
-        assertServiceException(() -> dictDataService.createDictData(reqVO), DICT_TYPE_NOT_ENABLE);
-    }
-
-    @Test
-    public void testCreateDictData_dictDataValueDuplicate() {
-        // 准备参数
-        SysDictDataCreateReqVO reqVO = randomPojo(SysDictDataCreateReqVO.class,
-                o -> o.setStatus(randomCommonStatus()));
-        // mock 方法，字典类型
-        when(dictTypeService.getDictType(eq(reqVO.getDictType()))).thenReturn(randomDictTypeDO(reqVO.getDictType()));
-        // mock dictData 重复 value 重复
-        dictDataMapper.insert(randomDictDataDO(o -> {
-            o.setDictType(reqVO.getDictType());
-            o.setValue(reqVO.getValue()); // 使用 reqVO 的 value，实现重复
-        }));
-
-        // 调用, 并断言异常
-        assertServiceException(() -> dictDataService.createDictData(reqVO), DICT_DATA_VALUE_DUPLICATE);
-    }
-
     @Test
     public void testUpdateDictData_success() {
         // mock 数据
@@ -188,123 +179,94 @@ public class SysDictDataServiceTest extends BaseSpringBootUnitTest {
     }
 
     @Test
-    public void testUpdateDictData_notExists() {
+    public void testDeleteDictData_success() {
+        // mock 数据
+        SysDictDataDO dbDictData = randomDictDataDO();
+        dictDataMapper.insert(dbDictData);// @Sql: 先插入出一条存在的数据
         // 准备参数
-        SysDictDataUpdateReqVO reqVO = randomPojo(SysDictDataUpdateReqVO.class);
+        Long id = dbDictData.getId();
 
-        // 调用, 并断言异常
-        assertServiceException(() -> dictDataService.updateDictData(reqVO), DICT_DATA_NOT_EXISTS);
+        // 调用
+        dictDataService.deleteDictData(id);
+        // 校验数据不存在了
+        assertNull(dictDataMapper.selectById(id));
+        // 校验调用
+        verify(dictDataProducer, times(1)).sendDictDataRefreshMessage();
     }
 
-    /**
-     * 测试加载到新的字典数据的情况
-     */
     @Test
-    @SuppressWarnings("unchecked")
-    public void testInitLocalCache() {
+    public void testCheckDictDataExists_success() {
         // mock 数据
-        SysDictDataDO dictData01 = randomDictDataDO();
-        dictDataMapper.insert(dictData01);
-        SysDictDataDO dictData02 = randomDictDataDO();
-        dictDataMapper.insert(dictData02);
+        SysDictDataDO dbDictData = randomDictDataDO();
+        dictDataMapper.insert(dbDictData);// @Sql: 先插入出一条存在的数据
 
-        // 调用
-        dictDataService.initLocalCache();
-        // 断言 labelDictDataCache 缓存
-        ImmutableTable<String, String, SysDictDataDO> labelDictDataCache =
-                (ImmutableTable<String, String, SysDictDataDO>) getFieldValue(dictDataService, "labelDictDataCache");
-        assertEquals(2, labelDictDataCache.size());
-        assertPojoEquals(dictData01, labelDictDataCache.get(dictData01.getDictType(), dictData01.getLabel()));
-        assertPojoEquals(dictData02, labelDictDataCache.get(dictData02.getDictType(), dictData02.getLabel()));
-        // 断言 valueDictDataCache 缓存
-        ImmutableTable<String, String, SysDictDataDO> valueDictDataCache =
-                (ImmutableTable<String, String, SysDictDataDO>) getFieldValue(dictDataService, "valueDictDataCache");
-        assertEquals(2, valueDictDataCache.size());
-        assertPojoEquals(dictData01, valueDictDataCache.get(dictData01.getDictType(), dictData01.getValue()));
-        assertPojoEquals(dictData02, valueDictDataCache.get(dictData02.getDictType(), dictData02.getValue()));
-        // 断言 maxUpdateTime 缓存
-        Date maxUpdateTime = (Date) getFieldValue(dictDataService, "maxUpdateTime");
-        assertEquals(ObjectUtils.max(dictData01.getUpdateTime(), dictData02.getUpdateTime()), maxUpdateTime);
+        // 调用成功
+        dictDataService.checkDictDataExists(dbDictData.getId());
     }
 
     @Test
-    public void testUpdateDictData_dictTypeNotExists() {
-        // mock 数据
-        SysDictDataDO dbDictData = randomDictDataDO();
-        dictDataMapper.insert(dbDictData);// @Sql: 先插入出一条存在的数据
-        // 准备参数
-        SysDictDataUpdateReqVO reqVO = randomPojo(SysDictDataUpdateReqVO.class, o -> {
-            o.setId(dbDictData.getId()); // 设置更新的 ID
-            o.setStatus(randomCommonStatus());
-        });
+    public void testCheckDictTypeValid_success() {
+        // mock 方法，数据类型被禁用
+        String type = randomString();
+        when(dictTypeService.getDictType(eq(type))).thenReturn(randomDictTypeDO(type));
 
-        // 调用, 并断言异常
-        assertServiceException(() -> dictDataService.updateDictData(reqVO), DICT_TYPE_NOT_EXISTS);
+        // 调用, 成功
+        dictDataService.checkDictTypeValid(type);
     }
 
     @Test
-    public void testUpdateDictData_dictTypeNotEnable() {
-        // mock 数据
-        SysDictDataDO dbDictData = randomDictDataDO();
-        dictDataMapper.insert(dbDictData);// @Sql: 先插入出一条存在的数据
-        // 准备参数
-        SysDictDataUpdateReqVO reqVO = randomPojo(SysDictDataUpdateReqVO.class, o -> {
-            o.setId(dbDictData.getId()); // 设置更新的 ID
-            o.setStatus(randomCommonStatus());
-        });
+    public void testCheckDictTypeValid_notExists() {
+        assertServiceException(() -> dictDataService.checkDictTypeValid(randomString()), DICT_TYPE_NOT_EXISTS);
+    }
+
+    @Test
+    public void testCheckDictTypeValid_notEnable() {
         // mock 方法，数据类型被禁用
-        when(dictTypeService.getDictType(eq(reqVO.getDictType()))).thenReturn(
+        String dictType = randomString();
+        when(dictTypeService.getDictType(eq(dictType))).thenReturn(
                 randomPojo(SysDictTypeDO.class, o -> o.setStatus(CommonStatusEnum.DISABLE.getStatus())));
 
         // 调用, 并断言异常
-        assertServiceException(() -> dictDataService.updateDictData(reqVO), DICT_TYPE_NOT_ENABLE);
+        assertServiceException(() -> dictDataService.checkDictTypeValid(dictType), DICT_TYPE_NOT_ENABLE);
     }
 
     @Test
-    public void testUpdateDictData_dictDataValueDuplicate() {
-        // mock 数据
-        SysDictDataDO dbDictData = randomDictDataDO();
-        dictDataMapper.insert(dbDictData);// @Sql: 先插入出一条存在的数据
-        // 准备参数
-        SysDictDataUpdateReqVO reqVO = randomPojo(SysDictDataUpdateReqVO.class, o -> {
-            o.setId(dbDictData.getId()); // 设置更新的 ID
-            o.setStatus(randomCommonStatus());
-        });
-        // mock 方法，字典类型
-        when(dictTypeService.getDictType(eq(reqVO.getDictType()))).thenReturn(randomDictTypeDO(reqVO.getDictType()));
-        // mock dictData 重复 value 重复
-        dictDataMapper.insert(randomDictDataDO(o -> {
-            o.setDictType(reqVO.getDictType());
-            o.setValue(reqVO.getValue()); // 使用 reqVO 的 value，实现重复
-        }));
-
-        // 调用, 并断言异常
-        assertServiceException(() -> dictDataService.updateDictData(reqVO), DICT_DATA_VALUE_DUPLICATE);
+    public void testCheckDictDataValueUnique_success() {
+        // 调用，成功
+        dictDataService.checkDictDataValueUnique(randomLongId(), randomString(), randomString());
     }
 
     @Test
-    public void testDeleteDictData_success() {
-        // mock 数据
-        SysDictDataDO dbDictData = randomDictDataDO();
-        dictDataMapper.insert(dbDictData);// @Sql: 先插入出一条存在的数据
+    public void testCheckDictDataValueUnique_valueDuplicateForCreate() {
         // 准备参数
-        Long id = dbDictData.getId();
+        String dictType = randomString();
+        String value = randomString();
+        // mock 数据
+        dictDataMapper.insert(randomDictDataDO(o -> {
+            o.setDictType(dictType);
+            o.setValue(value);
+        }));
 
-        // 调用
-        dictDataService.deleteDictData(id);
-        // 校验数据不存在了
-        assertNull(dictDataMapper.selectById(id));
-        // 校验调用
-        verify(dictDataProducer, times(1)).sendDictDataRefreshMessage();
+        // 调用，校验异常
+        assertServiceException(() -> dictDataService.checkDictDataValueUnique(null, dictType, value),
+                DICT_DATA_VALUE_DUPLICATE);
     }
 
     @Test
-    public void testDeleteDictData_notExists() {
+    public void testCheckDictDataValueUnique_valueDuplicateForUpdate() {
         // 准备参数
         Long id = randomLongId();
+        String dictType = randomString();
+        String value = randomString();
+        // mock 数据
+        dictDataMapper.insert(randomDictDataDO(o -> {
+            o.setDictType(dictType);
+            o.setValue(value);
+        }));
 
-        // 调用, 并断言异常
-        assertServiceException(() -> dictDataService.deleteDictData(id), DICT_DATA_NOT_EXISTS);
+        // 调用，校验异常
+        assertServiceException(() -> dictDataService.checkDictDataValueUnique(id, dictType, value),
+                DICT_DATA_VALUE_DUPLICATE);
     }
 
     // ========== 随机对象 ==========